Home / 156,028.12-234,051.90-62,521.72

Finding the Fourth Proportional to 156,028.12, 234,051.90 and 62,521.72

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Solution

The fourth proportional to 156,028.12, 234,051.90 and 62,521.72 is: 93,786.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,028.12 : 234,051.90 = 62,521.72 : x
  2. Step 2: Convert to fraction form
    156,028.12/234,051.90 = 62,521.72/x
  3. Step 3: Cross multiply
    156,028.12x = 234,051.90 × 62,521.72
  4. Step 4: Simplify right side
    156,028.12x = 14,633,327,357.27
  5. Step 5: Solve for x
    x = 14,633,327,357.27/156,028.12
  6. Step 6: Final answer
    x = 93,786.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.